being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light; "black leather jackets"; "as black as coal"; "rich black soil"

Make (one's face, hands, and other visible parts of one's body) black with polish or makeup, so as not to be seen at night or, esp. formerly, to play the role of a black person in a musical show, play, or movie

Make black, esp. by the application of black polish

the quality or state of the achromatic color of least lightness (bearing the least resemblance to white)

blacken: make or become black; "The smoke blackened the ceiling"; "The ceiling blackened"